
STS International, Inc.
Mission-Driven Innovation for Defense and National Security
Explore capabilities, project experience, and office locations to build your shortlist.

Mission-Driven Innovation for Defense and National Security

Skilled Engineers Providing Advanced Rotating Machinery Dynamics Expertise & Software

Engineering Services for Industrial Clients
Fenton, MO
Mechanical Design for the Research Community World-wide
Aurora, IL

Multi-disciplined engineering and structural design solutions
Fruit Heights, UT

From design to delivery, we're committed to your success.
Melbourne, FL

Managed-task engineering design and technical staffing solutions
Richland, WA

Solving Complex Challenges in Design, Compliance, and Litigation
Canal Winchester, OH

Expert Engineering for Complex Problems
Huntsville, AL

Innovating Infrastructure
Engineering consulting, product development, and process development specializing in medical product design.
Ithaca, NY
Engineering Design and Structural Engineering.
Queens, NY

Engineering | Planning | Project Management
Dothan, AL+1

Senior-Level Independent Structural & Thermal FEA Consultant
Titusville, FL
Making Bold Visions Work
Wilton, CT+1

Professional HVAC, Plumbing, and Fire Protection Engineering Services

Specialized aerospace structural analysis, structural testing, and optomechanical engineering
Los Angeles, CA

Pumps & seals, hydraulic analysis of piping systems, and pipe stress analysis.

Boiler, combustion, thermal, and steam systems engineering.
Covington, LA

Smart Engineering. Real-World Impact.

Aerospace engineering, precision manufacturing, and research support
Tempe, AZ

Mechanical engineering and design for new product development
Palo Alto, CA+3

Engineering reliable materials for demanding industries.
Granby, CT

ITM Engineering Measurement Solutions
Milford, OH